<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  
</head>
<body>
 
  <div id="app">
    <label for="mv1">美女1</label>
    <input type="radio"  id="mv1" value="https://img2.baidu.com/it/u=1693058886,815993951&fm=253&fmt=auto&app=138&f=JPEG?w=889&h=500" v-model="url">
    <label for="mv2">美女2</label>
    <input type="radio"  id="mv2" value="https://img2.baidu.com/it/u=31714559,2974441821&fm=253&fmt=auto&app=138&f=JPEG?w=889&h=500" v-model="url">
    <label for="mv3">美女3</label>
    <input type="radio"  id="mv3" value="https://img0.baidu.com/it/u=3396161029,4088901062&fm=253&fmt=auto&app=120&f=JPEG?w=1422&h=800" v-model="url">

    <br>
    <img :src="url" alt="" width="500">
  </div>
  <script src="./vue.global.js"></script>
  <script>
    const str = '这是js的变量'
    const { createApp } = Vue;
    const app = createApp({
      data(){
        return {
          url: 'https://img2.baidu.com/it/u=1693058886,815993951&fm=253&fmt=auto&app=138&f=JPEG?w=889&h=500'
        }
      }
    });
    app.mount('#app')
    

    
  </script>
</body>
</html>